For the Inventor, By the Inventor

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Calabasas, CA, United States of America

Contrast Lighting Services, Inc.

USPTO Granted Patents = 3

% Expired Patents = 66.7

CIPO Patents = 1

Forward Citations = 123

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4 inventors (with patents filed for the assignee):

Pat Grosswendt (3 out of 16 patents)

Rudy G Pohlert (3 out of 16 patents)

Kevin C Baxter (1 out of 74 patents)

4. Ken Scott Fisher (1 out of 42 patents)

3 patents: Sort by Forward Citations

1. 6948823 - Wide area lighting apparatus and effects system (2005-09-27),

2. 6824283 - Wide area fluorescent lighting apparatus (2004-11-30),

3. 6749310 - Wide area lighting effects system (2004-06-15),

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USPTO Data Jan 1 1976 - Sep 29 2026

3 Patents

#36 in Calabasas, CA

#16,838 in California

#73,766 in US

Calabasas, CA, United States of America

Contrast Lighting Services, Inc.

Forward Citations = 123

4 inventors:

Pat Grosswendt (3 out of 16 patents)

Rudy G Pohlert (3 out of 16 patents)

Kevin C Baxter (1 out of 74 patents)

4. Ken Scott Fisher (1 out of 42 patents)

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